ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Time management
For each element (windows, reports, ...
Null (Reserved word)
The Null keyword can be used according to different methods in WLanguage...
3-tier architecture
The development in "3-tier" architecture is now simplified...
WINDEV and the communication streams (audio, sound)
To handle the communication streams, WINDEV includes...
Principle of remote check
WEBDEV proposes several methods for deploying a dynamic site...
Handling the versions of a window, report, query or project
When creating and developing the different elements of a project (window, query, report, project, ...
SourceToScreen (Function)
Automatically updates the controls in a window or page with: the values of the bound items...
GroupLast (Function)
Reads the last group of contacts in a Lotus Notes or Outlook address book.
GroupPrevious (Function)
Reads the group of contacts before the current group in a Lotus Notes or Outlook address book.
GroupFirst (Function)
Reads the first group of contacts found in the address book of a Lotus Notes or Outlook messaging.
GroupReset (Function)
Reinitializes the Group structure.
GroupNext (Function)
Reads the group of contacts found after the current group in the address book of a Lotus Notes...
EmailChangeStatus (Function)
Changes the status of an email on a messaging server.
Managing the certificates
Signing a file allows you to check that the file was not modified or altered since it was signed....
HModifyStructure (Function)
Used to update the structure of an HFSQL data file by performing an automatic data modification...
NotifPushListInvalidIdentifiers (Function)
Returns the list of invalid identifiers on the APN service of Apple.
ChronoReset (Function)
Stops and resets a running stopwatch.
ExecuteMainThread (Function)
Triggers the execution of the procedure specified in the main application thread.
ParallelTaskExecuteAfter (Function)
Indicates a continuation parallel task that will be run when one of the specified parallel task...
How to read emails via the IMAP protocol?
This help page explains how to read emails via the IMAP protocol....
<emailIMAPSession variable>.ListFolder (Function)
Returns the list of folders of an IMAP session.
<EmailOutlookSession variable>.Update (Function)
Updates the messages of MS Exchange according to the email server.
<emailAttach variable>.SaveAttachment (Function)
Copies the attachment of current email onto the user computer (locally).
<Edit>.DeleteAllAssistedInput (Function)
Clears the list of values proposed for the assisted input of an edit control.
WebSocketClientConnect (Function)
Establishes a connection between the client and a WebSocket server.
FileFilter (Property)
The FileFilter property gets and sets the filter used to display files: when using assisted...
<Source>.ListItem (Function)
Returns the list of items in a data file (query or view) recognized by the HFSQL engine. The data...
ExecuteRefreshUIParent
Immediately executes the "Request for refreshing the display" event of the parent.
ChronoStart (Function)
Starts a stopwatch to measure the duration of a process (in milliseconds) and resets a running...
EventChange (Function)
Modifies the status of an event.
HError (Function)
Returns the number of the last error triggered by the HFSQL engine.